ref: 661988ada76b04a7bf0ce902c9d74174e2590c36
dir: /processing/src/imagerotate/imagerotate.cpp/
/*!
* \copy
* Copyright (c) 2013, Cisco Systems
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*/
#include "imagerotate.h"
#include "../common/cpu.h"
WELSVP_NAMESPACE_BEGIN
///////////////////////////////////////////////////////////////////////////////////////////////////////////////
CImageRotating::CImageRotating(int32_t iCpuFlag)
{
m_iCPUFlag = iCpuFlag;
m_eMethod = METHOD_IMAGE_ROTATE;
WelsMemset(&m_pfRotateImage, 0, sizeof(m_pfRotateImage));
InitImageRotateFuncs(m_pfRotateImage, m_iCPUFlag);
}
CImageRotating::~CImageRotating()
{
}
void CImageRotating::InitImageRotateFuncs(SImageRotateFuncs &sImageRotateFuncs, int32_t iCpuFlag)
{
sImageRotateFuncs.pfImageRotate90D = ImageRotate90D_c;
sImageRotateFuncs.pfImageRotate180D = ImageRotate180D_c;
sImageRotateFuncs.pfImageRotate270D = ImageRotate270D_c;
}
EResult CImageRotating::ProcessImageRotate(int32_t iType, uint8_t *pSrc, uint32_t uiBytesPerPixel, uint32_t iWidth, uint32_t iHeight, uint8_t *pDst)
{
if (iType == 90)
{
m_pfRotateImage.pfImageRotate90D(pSrc, uiBytesPerPixel, iWidth, iHeight, pDst);
}
else if (iType == 180)
{
m_pfRotateImage.pfImageRotate180D(pSrc, uiBytesPerPixel, iWidth, iHeight, pDst);
}
else if (iType == 270)
{
m_pfRotateImage.pfImageRotate270D(pSrc, uiBytesPerPixel, iWidth, iHeight, pDst);
}
else
{
return RET_NOTSUPPORTED;
}
return RET_SUCCESS;
}
EResult CImageRotating::Process(int32_t iType, SPixMap *pSrc, SPixMap *pDst)
{
EResult eReturn = RET_INVALIDPARAM;
if ((pSrc->eFormat == VIDEO_FORMAT_RGBA) ||
(pSrc->eFormat == VIDEO_FORMAT_BGRA) ||
(pSrc->eFormat == VIDEO_FORMAT_ABGR) ||
(pSrc->eFormat == VIDEO_FORMAT_ARGB))
{
eReturn = ProcessImageRotate(iType, (uint8_t *)pSrc->pPixel[0], pSrc->iSizeInBits*8, pSrc->sRect.iRectWidth, pSrc->sRect.iRectHeight, (uint8_t *)pDst->pPixel[0]);
}
else if (pSrc->eFormat == VIDEO_FORMAT_I420)
{
ProcessImageRotate(iType, (uint8_t *)pSrc->pPixel[0], pSrc->iSizeInBits*8, pSrc->sRect.iRectWidth, pSrc->sRect.iRectHeight, (uint8_t *)pDst->pPixel[0]);
ProcessImageRotate(iType, (uint8_t *)pSrc->pPixel[1], pSrc->iSizeInBits*8, (pSrc->sRect.iRectWidth >> 1), (pSrc->sRect.iRectHeight >> 1), (uint8_t *)pDst->pPixel[1]);
eReturn = ProcessImageRotate(iType, (uint8_t *)pSrc->pPixel[2], pSrc->iSizeInBits*8, (pSrc->sRect.iRectWidth >> 1), (pSrc->sRect.iRectHeight >> 1), (uint8_t *)pDst->pPixel[2]);
}
else
{
eReturn = RET_NOTSUPPORTED;
}
return eReturn;
}
WELSVP_NAMESPACE_END